How far is Grand Rapids, MI from Iron Mountain, MI?

The driving distance from Grand Rapids, MI to Iron Mountain, MI is about 434.3 miles (699 km), with a travel time of about 08h 12m by car.

  • The straight-line flight distance is about 230.2 miles (370.4 km).
  • For a round trip, plan for roughly 16h 25m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
434.31 mi
08h 12m
Flight
230.14 mi
370.38 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Grand Rapids.

Flight Distance

Direct air line
230.14 mi
Kilometers
370.38 km
Flight Time
00h 27m

Driving Distance

Road route
434.31 mi
Kilometers
698.96 km
Drive Time
08h 12m

Gas Cost Calculator

Leave and Arrive Planner

Pick a departure time to see your estimated arrival and same-day return window.

Drive time stays fixed at 08h 12m.

Arrival Snapshot
Arrive in Iron Mountain
Sat, Apr 18, 3:36 PM CDT
Return by in Grand Rapids
Sun, Apr 19, 12:49 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Grand Rapids
2026-04-18T08:23
Arrive Iron Mountain
Sat, Apr 18, 4:36 PM EDT
Route Timing
08h 12m
One way by road
Best Departure Window
6:00 AM to 7:30 AM EDT
Treat this as a longer travel day
Arrive between
1:13 PM to 2:43 PM CDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
7:34 PM EDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Grand Rapids
8:00 PM EDT
Overnight-style route

You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Aloha
MI

Township in Cheboygan County, Michigan, United States

From Grand Rapids
216.9 mi
04h 06m
To Iron Mountain
217.4 mi
04h 06m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
66°F
Saturday

Showers And Thunderstorms

Starts
Sat, Apr 18 6:00 AM EDT
Wind
12 to 16 mph SW
Destination
44°F
Saturday

Chance Rain And Snow Showers

Starts
Sat, Apr 18 6:00 AM CDT
Wind
15 mph NW

Driving Route Map

The map below follows the saved road route between Grand Rapids and Iron Mountain.

Turn-by-Turn Driving Directions

Step-by-step road directions between Grand Rapids and Iron Mountain.

  1. 1

    Start on Fulton Street West

    1431 ft · 59 sec · Fulton Street West

  2. 2

    Turn left onto Market Avenue Southwest

    943 ft · 34 sec · Market Avenue Southwest

  3. 3

    Take the ramp right toward US 131 North: Cadillac

    944 ft · 23 sec

  4. 4

    Merge slight left

    94.8 mi · 1 hr 36 min

  5. 5

    Take the exit slight right toward M 55 East: Lake City

    2181 ft · 55 sec

  6. 6

    Turn right onto East M-55 Highway

    1.5 mi · 2 min · East M-55 Highway

  7. 7

    Continue on West Watergate Road

    4.6 mi · 6 min · West Watergate Road

  8. 8

    Continue on West Blue Road

    1.5 mi · 2 min · West Blue Road

  9. 9

    Turn left onto South Morey Road

    3.5 mi · 5 min · South Morey Road

  10. 10

    Continue on Lakeshore Drive

    1149 ft · 19 sec · Lakeshore Drive

  11. 11

    Continue on South Shore Drive

    688 ft · 12 sec · South Shore Drive

  12. 12

    Continue on Lake Shore Drive

    1.1 km · 1 min · Lake Shore Drive

  13. 13

    Continue on Main Street

    2727 ft · 51 sec · Main Street

  14. 14

    Turn right onto West Houghton Lake Road

    17.9 mi · 24 min · West Houghton Lake Road

  15. 15

    Continue on West Lake City Road

    2.4 mi · 3 min · West Lake City Road

  16. 16

    Take the ramp left toward US 127 North: Grayling

    1855 ft · 45 sec

  17. 17

    Merge slight left

    18.3 mi · 18 min

  18. 18

    Merge slight right

    94.2 mi · 1 hr 38 min

  19. 19

    Take the exit slight right toward US 2: Manistique, Escanaba

    1913 ft · 1 min

  20. 20

    Merge slight left onto US-2 West

    1.1 km · 1 min · US-2 West

  21. 21

    Continue on US 2

    3.2 mi · 4 min · US 2

  22. 22

    Continue on US-2 West

    134.6 mi · 2 hr 40 min · US-2 West

  23. 23

    Merge slight left onto North Lincoln Road

    2 mi · 3 min · North Lincoln Road

  24. 24

    Turn right onto Ludington Street

    1.5 mi · 2 min · Ludington Street

  25. 25

    Continue on US 2 & 41

    20.5 mi · 26 min · US 2 & 41

  26. 26

    Turn right

    29.7 mi · 35 min

  27. 27

    Turn left onto East Ludington Street

    35 m · 2 sec · East Ludington Street

  28. 28

    Arrive at your destination

    0 m · 1 sec · East Ludington Street

Car Route Details

A richer read on the saved driving route between Grand Rapids and Iron Mountain.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
28 steps
7 turns on the saved route
Ramps & Exits
9
5 merges, 4 ramps or exits
Navigation Density
6.4 / 100 mi
Decision points by distance
Main Roads
US-2 West
135 mi · 31%
US 127 North
113 mi · 26%
US 131 North
95 mi · 22%
US 2 & 41
20.5 mi · 5%
West Houghton Lake Road
17.9 mi · 4%
West Watergate Road
4.59 mi · 1%
Longest Stretch

US-2 West

Continue on US-2 West

135 mi · 02h 40m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
08h 12m
Overnight route
Same-Day Return
16h 26m
Round-trip wheel time
Road vs Air
+204.1 mi
230.2 mi direct line
Halfway Stop
Aloha
04h 06m from Grand Rapids
Leave By
7:34 PM EDT
Overnight-style route
Weather Watch

Showers And Thunderstorms leaving Grand Rapids and Chance Rain And Snow Showers near Iron Mountain.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Grand Rapids to Iron Mountain?

The road trip is about 434.3 miles (699 km) and usually takes 08h 12m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Aloha is a useful midpoint, sitting about 216.9 miles from Grand Rapids and 217.4 miles from Iron Mountain.

How much longer is the road route than the straight-line distance?

The direct path is about 230.2 miles (370.4 km), while the road route adds roughly 204.1 extra miles because roads do not follow the straight air line.

When is the best time to leave for this route?

A good departure window is usually 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $57.77 one way or $115.54 round trip. Estimated CO2 is about 136.1 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Grand Rapids and Iron Mountain, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Showers And Thunderstorms around Grand Rapids and Chance Rain And Snow Showers near Iron Mountain.

Stop Ideas Near Aloha

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Aloha, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Aloha.

BUS

Cheboygan, MI

13 mi away
309 East State Street
BUS

Pellston, Michigan

25 mi away
110 North US Highway 131
BUS

Alanson, MI

27 mi away
7640 Burr Avenue
BUS

Mackinaw City, Michigan

35 mi away
102 South Huron Ave.

Flight Path Map

This map shows the direct air route between Grand Rapids and Iron Mountain. Straight-line distance: 230.14 mi (370.38 km).

Grand Rapids

#1 Grand Rapids

The second most populous city in Michigan.

Population200,031
Coordinates42.9633600, -85.6680900
Altitude195
CountryUnited States
Iron Mountain

#2 Iron Mountain

City in Dickinson County, Michigan, USA

Population7,268
Coordinates45.8202300, -88.0659600
Altitude347
CountryUnited States
Start: Grand Rapids (-85.66809, 42.96336)
End: Iron Mountain (-88.06596, 45.82023)

Estimated Travel Time

Distance: 699 km by road

SpeedTime
30 mph (48.3 km/h)14h 28m
40 mph (64.37 km/h)10h 51m
50 mph (80.47 km/h)08h 41m
60 mph (96.56 km/h)07h 14m
70 mph (112.65 km/h)06h 12m
80 mph (129 km/h)05h 25m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
15.32 gal
58.01 L · about $57.77
Round trip
$115.54
30.64 gal · 116.02 L
Estimated CO2
136.1 kg one way
Round trip: 272.3 kg / 600 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $57.77 $115.54
Mid-grade $4.25 $65.16 $130.31
Premium $4.65 $71.30 $142.60
Diesel $5.30 $81.26 $162.51

Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.

Prices in Michigan · Apr 18, 2026

Please keep in mind that there is a 1 hour time gap between Grand Rapids, MI and Iron Mountain, MI. The current time in Grand Rapids is 08:23:13, although it is 07:23:13 in Iron Mountain.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.